Finding the Fourth Proportional to 62,853.80, 86,713.50 and 35,981.82

Step by Step Solution

1. Step 1: Write the proportion equation
   62,853.80 : 86,713.50 = 35,981.82 : x
2. Step 2: Convert to fraction form
   62,853.80/86,713.50 = 35,981.82/x
3. Step 3: Cross multiply
   62,853.80x = 86,713.50 × 35,981.82
4. Step 4: Simplify right side
   62,853.80x = 3,120,109,548.57
5. Step 5: Solve for x
   x = 3,120,109,548.57/62,853.80
6. Step 6: Final answer
   x = 49,640.75